Category

Glossaire

fr
Illustration of an AI citation inside a generative engine's answer
GEO3 min read

AI Citation: What It Is and How to Get Cited by AI Engines

An AI citation is when a generative engine — ChatGPT, Perplexity, AI Overviews — picks your content as a source in its answer and links back to your page.

Illustration of AI crawlers: GPTBot, ClaudeBot, and PerplexityBot
GEO3 min read

GPTBot, ClaudeBot & PerplexityBot: AI Crawlers Explained

GPTBot, ClaudeBot, and PerplexityBot are the crawlers that let ChatGPT, Claude, and Perplexity cite your content. Block them and you get zero AI citations.

Illustration of Google AI Overviews in the search results
GEO2 min read

Google AI Overviews: What They Are and How to Get Cited

AI Overviews is Google's AI-generated answer at the top of search results. It cites two to four sources picked for how extractable and trustworthy they are.

Illustration of an answer engine — an AI-powered response engine
GEO3 min read

What Is an Answer Engine? Definition & Examples

An answer engine generates a synthesized answer with cited sources instead of a list of links. Key examples: Perplexity, ChatGPT web, Google AI Overviews.

Illustration of the E-E-A-T framework for web content credibility
GEO3 min read

E-E-A-T: What It Is and Why AI Search Cares

E-E-A-T (Experience, Expertise, Authoritativeness, Trustworthiness) is Google's content quality framework — its signals also shape whether LLMs cite you.

Illustration of FAQPage schema in JSON-LD for AI visibility
GEO3 min read

What Is FAQPage Schema? Definition & Example

FAQPage is a Schema.org JSON-LD type that marks up a page's question-answer pairs, making them directly extractable by search engines and LLMs.

Illustration of the GEO concept — Generative Engine Optimization
GEO3 min read

What Is GEO? Generative Engine Optimization Explained

GEO (Generative Engine Optimization) is the set of practices that get your content cited by engines like ChatGPT, Perplexity and Google AI Overviews.

Illustration of the Google-Extended token in robots.txt
GEO3 min read

What Is Google-Extended? The Robots.txt AI Token

Google-Extended is the robots.txt token that controls Google's access for training its generative AI (Gemini, Vertex AI), apart from classic SEO crawling.

Example of an llms.txt file at the root of a website
GEO2 min read

llms.txt: What It Is and Why It Matters for AI Search

llms.txt is a Markdown file at a site's root that points AI models to its most important, structured content — a sitemap built for LLMs, not classic crawlers.

Illustration of passage ranking — extracting passages from a web page
GEO3 min read

What Is Passage Ranking? Definition & Why It Matters

Passage ranking is a Google technology (2021) that scores individual passages inside a page, so a relevant excerpt gets cited even if the page ranks lower.

Illustration of the RAG architecture — Retrieval-Augmented Generation
GEO3 min read

RAG and Grounding: Definition for AI Search

RAG (Retrieval-Augmented Generation) is the architecture behind generative AI engines: retrieve web passages first, then ground the reply in real sources.

Illustration of JSON-LD structured data for GEO
GEO3 min read

Structured Data (JSON-LD): Definition for AI Search

JSON-LD structured data is Schema.org metadata in a page's source code that lets AI crawlers read the type, author, date, and entities without parsing the DOM.